-86.9632, 39.1109: 10 Treatments

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Perlesta armitagei   sp. nov.  Grubbs, Scott A. & Dewalt, R. Edward, 2018, Perlesta armitagei n. sp. (Plecoptera: Perlidae): More cryptic diversity in darkly pigmented Perlesta from the eastern Nearctic, Zootaxa 4442 (1), pp. 83-100 : 89-96 89-96
Hydroperla crosbyi     DeWalt, R. Edward & Grubbs, Scott A., 2011, Updates To The Stonefly Fauna Of Illinois And Indiana, Illiesia 7 (3), pp. 31-50 : 47 47
Hydroperla fugitans     DeWalt, R. Edward & Grubbs, Scott A., 2011, Updates To The Stonefly Fauna Of Illinois And Indiana, Illiesia 7 (3), pp. 31-50 : 47 47
Isoperla burksi     DeWalt, R. Edward & Grubbs, Scott A., 2011, Updates To The Stonefly Fauna Of Illinois And Indiana, Illiesia 7 (3), pp. 31-50 : 44 44
Isoperla nana     DeWalt, R. Edward & Grubbs, Scott A., 2011, Updates To The Stonefly Fauna Of Illinois And Indiana, Illiesia 7 (3), pp. 31-50 : 46 46
Isoperla namata     DeWalt, R. Edward & Grubbs, Scott A., 2011, Updates To The Stonefly Fauna Of Illinois And Indiana, Illiesia 7 (3), pp. 31-50 : 45 45
Perlesta teaysia     DeWalt, R. Edward & Grubbs, Scott A., 2011, Updates To The Stonefly Fauna Of Illinois And Indiana, Illiesia 7 (3), pp. 31-50 : 42 42
Diploperla robusta     DeWalt, R. Edward & Grubbs, Scott A., 2011, Updates To The Stonefly Fauna Of Illinois And Indiana, Illiesia 7 (3), pp. 31-50 : 46 46
Agnetina flavescens     DeWalt, R. Edward & Grubbs, Scott A., 2011, Updates To The Stonefly Fauna Of Illinois And Indiana, Illiesia 7 (3), pp. 31-50 : 42-43 42-43
Sweltsa hoffmani     DeWalt, R. Edward & Grubbs, Scott A., 2011, Updates To The Stonefly Fauna Of Illinois And Indiana, Illiesia 7 (3), pp. 31-50 : 39 39